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Check that connection limit is within valid range. IOW, not < -1.

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It's missing in older versions too, but it doesn't seem worth
back-porting. All negative are just harmlessly treated as "no limit", and
tightening the check might even brake an application that relies on it.
This commit is contained in:
Heikki Linnakangas
2009-01-30 17:24:47 +00:00
parent cb629f7225
commit 4265ed9f4e
2 changed files with 26 additions and 2 deletions
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14
src/backend/commands/user.c
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@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/commands/user.c,v 1.185 2009/01/22 20:16:02 tgl Exp $
* $PostgreSQL: pgsql/src/backend/commands/user.c,v 1.186 2009/01/30 17:24:47 heikki Exp $
*
*-------------------------------------------------------------------------
*/
@ -242,7 +242,13 @@ CreateRole(CreateRoleStmt *stmt)
if (dcanlogin)
canlogin = intVal(dcanlogin->arg) != 0;
if (dconnlimit)
{
connlimit = intVal(dconnlimit->arg);
if (connlimit < -1)
ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("invalid connection limit: %d", connlimit)));
}
if (daddroleto)
addroleto = (List *) daddroleto->arg;
if (drolemembers)
@ -533,7 +539,13 @@ AlterRole(AlterRoleStmt *stmt)
if (dcanlogin)
canlogin = intVal(dcanlogin->arg);
if (dconnlimit)
{
connlimit = intVal(dconnlimit->arg);
if (connlimit < -1)
ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("invalid connection limit: %d", connlimit)));
}
if (drolemembers)
rolemembers = (List *) drolemembers->arg;
if (dvalidUntil)